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Updated Jan 02, 2010Area Code 503
  1. "E" is Eastern Time Zone, "C" is Central Time Zone, "M" is Mountain Time Zone, and "P" is Pacific Time Zone. Occasionally, an area code will fall in more than one time zone. In this case, the abbreviation is a combination of the previous abbreviations. Some area codes are shown with time zones referencing Universal Coordinated Time (UTC).
  2. Additional technical status can be retrived from the North American Numbering Plan Administration on the 503 area code specific link here.
Area Code503 (area code map)
LocationOregon
Dates and historical informationArea code 503 went live into service on January 01, 1947 (The paperwork process started on January 01, 1947).  It has had the 541, 971 area code(s) overlaid on it.
Growth StatusThis original "parent" area code went live on January 01, 1947 and due to growth it has been "overlaid" by the 971 area code to provide more telephone numbers in the area.  This means this original "parent" 503 area code has seen quite a bit of growth and as a result has been subdivided into 2 area codes over the years.
Technical Status 2Area code 503 is currently live and in service.
Time Zone(s) 1P
LATA numbers served672
Number of rate centers served63
List of rate centersPORTLAND, BEAVERTON, CLACKAMAS, SHERWOOD, STFRD-SNDY, CANBYNEEDY, SALEM, GOVENTCAMP, ASTORIA, CLATSKANIE, GARIBALDI, GRESHAM, ESTACADA, TILLAMOOK, ROCKAWAY, ST HELENS, NEHALEM, MCMINNVL, BAY CITY, NORTH PL, CLOVERDALE, SCIO, RAINIER, BEAVER, DALLAS, VERNONIA, CANNON BCH, SEASIDE, AUMSVLTRNR, WESTPORT, KNAPPA, NEWBERG, PACIFIC CY, SCAPPOOSE, HOOD LAND, CORBETT, REDLAND, BEAVER CRK, ST PAUL, MONITOR, YAMHILL, AURORA, CHARBONNEU, WOODBURN, DAYTON, JEWELL, MOLALLA, STAYTON, FALLS CITY, GERVAIS, COLTON, AMITY, SHERIDAN, MOUNTANGEL, CARLTON, DETROIT, LYONS, WARRENTON, GRAND IS, SILVERTON, WILLAMINA, GRANDRONDE, MILL CITY
Number of major cities served129
Names of major cities served (ZIP code)Portland (97225), West Slope (97225), Banks (97106), Beavercreek (97004), Portland (97223), Tigard (97223), Portland (97214), Sherwood (97140), Sandy (97055), Portland (97205), Portland (97217), Portland (97219), Portland (97212), Portland (97220), Maywood Park (97220), Maywood Pk (97220), Parkrose (97220), Beaverton (97007), Hillsboro (97007), Aloha (97007), Canby (97013), Barlow (97013), Cornelius (97123), Hillsboro (97123), Orenco (97123), Scholls (97123), Salem (97301), Government Camp (97028), Government Cp (97028), Timberline Lodge (97028), Timbrline Ldg (97028), Beaverton (97005), Progress (97005), Astoria (97103), Tongue Point (97103), Bay City (97107), Salem (97303), Keizer (97303), Clatskanie (97016), Birkenfeld (97016), Westport (97016), Mist (97016), Garibaldi (97118), Gresham (97030), Damascus (97030), Estacada (97023), Portland (97222), Milwaukie (97222), Oak Grove (97222), Tillamook (97141), Cape Meares (97141), Lees Camp (97141), Rockaway Beach (97136), Rockaway (97136), Rockaway Bch (97136), Brighton (97136), Manhattan Beach (97136), Twin Rocks (97136), Forest Grove (97116), Glenwood (97116), Verboort (97116), Saint Helens (97051), St Helens (97051), Nehalem (97131), Mohler (97131), Neahkahnie (97131), Mcminnville (97128), North Plains (97133), Beaver (97112), Cloverdale (97112), Scio (97374), Rainier (97048), Prescott (97048), Beaver (97108), Dallas (97338), Vernonia (97064), Cannon Beach (97110), Portland (97229), Cedar Mill (97229), Forest Heights (97229), Rock Creek (97229), Seaside (97138), Gearhart (97138), Elsie (97138), Jewell (97138), Aumsville (97325), West Stayton (97325), Newberg (97132), Pacific City (97135), Lake Oswego (97035), Lake Grove (97035), Mountain Park (97035), Scappoose (97056), Oregon City (97045), Redland (97045), Clackamas (97015), Damascus (97015), Happy Valley (97015), Carver (97015), Welches (97067), Wemme (97067), Wilsonville (97070), Charbonneau (97070), Portland (97204), (00000), Independence (97351), Corbett (97019), Tualatin (97062), Portland (97203), Saint Paul (97137), St Paul (97137), Woodburn (97071), Monitor (97071), Lake Oswego (97034), West Linn (97034), Lake Grove (97034), Oswego (97034), Rivergrove (97034), Eagle Creek (97022), Dover (97022), Yamhill (97148), Gresham (97080), Damascus (97080), Aurora (97002), Butteville (97002), Brookings (97415), Harbor (97415), Dayton (97114), Grand Island (97114), Turner (97392), Marion (97392), Molalla (97038), Liberal (97038), Portland (97236), Stayton (97383), Portland (97206), Falls City (97344), Gervais (97026), Saint Louis (97026), Colton (97017), Amity (97101), Sheridan (97378), Mount Angel (97362), Carlton (97111), Detroit (97342), Lyons (97358), Warrenton (97146), Silverton (97381), Willamina (97396), Grand Ronde (97347), Mill City (97360), Gaston (97119)
Number of exchanges served774
List of exchanges served503-200-xxxx, 503-201-xxxx, 503-202-xxxx, 503-203-xxxx, 503-204-xxxx, 503-205-xxxx, 503-206-xxxx, 503-207-xxxx, 503-208-xxxx, 503-209-xxxx, 503-210-xxxx, 503-212-xxxx, 503-213-xxxx, 503-214-xxxx, 503-215-xxxx, 503-216-xxxx, 503-217-xxxx, 503-218-xxxx, 503-219-xxxx, 503-220-xxxx, 503-221-xxxx, 503-222-xxxx, 503-223-xxxx, 503-224-xxxx, 503-225-xxxx, 503-226-xxxx, 503-227-xxxx, 503-228-xxxx, 503-229-xxxx, 503-230-xxxx, 503-231-xxxx, 503-232-xxxx, 503-233-xxxx, 503-234-xxxx, 503-235-xxxx, 503-236-xxxx, 503-237-xxxx, 503-238-xxxx, 503-239-xxxx, 503-240-xxxx, 503-241-xxxx, 503-242-xxxx, 503-243-xxxx, 503-244-xxxx, 503-245-xxxx, 503-246-xxxx, 503-247-xxxx, 503-248-xxxx, 503-249-xxxx, 503-250-xxxx, 503-251-xxxx, 503-252-xxxx, 503-253-xxxx, 503-254-xxxx, 503-255-xxxx, 503-256-xxxx, 503-257-xxxx, 503-258-xxxx, 503-259-xxxx, 503-260-xxxx, 503-261-xxxx, 503-262-xxxx, 503-263-xxxx, 503-264-xxxx, 503-265-xxxx, 503-266-xxxx, 503-267-xxxx, 503-268-xxxx, 503-269-xxxx, 503-270-xxxx, 503-271-xxxx, 503-272-xxxx, 503-273-xxxx, 503-274-xxxx, 503-275-xxxx, 503-276-xxxx, 503-277-xxxx, 503-278-xxxx, 503-279-xxxx, 503-280-xxxx, 503-281-xxxx, 503-282-xxxx, 503-283-xxxx, 503-284-xxxx, 503-285-xxxx, 503-286-xxxx, 503-287-xxxx, 503-288-xxxx, 503-289-xxxx, 503-290-xxxx, 503-291-xxxx, 503-292-xxxx, 503-293-xxxx, 503-294-xxxx, 503-295-xxxx, 503-296-xxxx, 503-297-xxxx, 503-298-xxxx, 503-299-xxxx, 503-301-xxxx, 503-302-xxxx, 503-303-xxxx, 503-304-xxxx, 503-305-xxxx, 503-306-xxxx, 503-307-xxxx, 503-308-xxxx, 503-309-xxxx, 503-310-xxxx, 503-312-xxxx, 503-313-xxxx, 503-314-xxxx, 503-315-xxxx, 503-316-xxxx, 503-317-xxxx, 503-318-xxxx, 503-319-xxxx, 503-320-xxxx, 503-321-xxxx, 503-322-xxxx, 503-323-xxxx, 503-324-xxxx, 503-325-xxxx, 503-326-xxxx, 503-327-xxxx, 503-328-xxxx, 503-329-xxxx, 503-330-xxxx, 503-331-xxxx, 503-332-xxxx, 503-333-xxxx, 503-334-xxxx, 503-335-xxxx, 503-336-xxxx, 503-337-xxxx, 503-338-xxxx, 503-339-xxxx, 503-340-xxxx, 503-341-xxxx, 503-342-xxxx, 503-343-xxxx, 503-344-xxxx, 503-345-xxxx, 503-346-xxxx, 503-347-xxxx, 503-348-xxxx, 503-349-xxxx, 503-350-xxxx, 503-351-xxxx, 503-352-xxxx, 503-353-xxxx, 503-354-xxxx, 503-355-xxxx, 503-356-xxxx, 503-357-xxxx, 503-358-xxxx, 503-359-xxxx, 503-360-xxxx, 503-361-xxxx, 503-362-xxxx, 503-363-xxxx, 503-364-xxxx, 503-365-xxxx, 503-366-xxxx, 503-367-xxxx, 503-368-xxxx, 503-369-xxxx, 503-370-xxxx, 503-371-xxxx, 503-372-xxxx, 503-373-xxxx, 503-374-xxxx, 503-375-xxxx, 503-376-xxxx, 503-377-xxxx, 503-378-xxxx, 503-379-xxxx, 503-380-xxxx, 503-381-xxxx, 503-382-xxxx, 503-383-xxxx, 503-384-xxxx, 503-385-xxxx, 503-387-xxxx, 503-388-xxxx, 503-389-xxxx, 503-390-xxxx, 503-391-xxxx, 503-392-xxxx, 503-393-xxxx, 503-394-xxxx, 503-395-xxxx, 503-396-xxxx, 503-397-xxxx, 503-398-xxxx, 503-399-xxxx, 503-400-xxxx, 503-401-xxxx, 503-402-xxxx, 503-403-xxxx, 503-404-xxxx, 503-405-xxxx, 503-406-xxxx, 503-407-xxxx, 503-408-xxxx, 503-409-xxxx, 503-410-xxxx, 503-412-xxxx, 503-413-xxxx, 503-414-xxxx, 503-415-xxxx, 503-416-xxxx, 503-417-xxxx, 503-418-xxxx, 503-419-xxxx, 503-420-xxxx, 503-421-xxxx, 503-422-xxxx, 503-423-xxxx, 503-424-xxxx, 503-425-xxxx, 503-426-xxxx, 503-427-xxxx, 503-428-xxxx, 503-429-xxxx, 503-430-xxxx, 503-431-xxxx, 503-432-xxxx, 503-433-xxxx, 503-434-xxxx, 503-435-xxxx, 503-436-xxxx, 503-437-xxxx, 503-438-xxxx, 503-439-xxxx, 503-440-xxxx, 503-441-xxxx, 503-442-xxxx, 503-443-xxxx, 503-444-xxxx, 503-445-xxxx, 503-446-xxxx, 503-447-xxxx, 503-448-xxxx, 503-449-xxxx, 503-450-xxxx, 503-451-xxxx, 503-452-xxxx, 503-453-xxxx, 503-454-xxxx, 503-455-xxxx, 503-456-xxxx, 503-457-xxxx, 503-458-xxxx, 503-459-xxxx, 503-460-xxxx, 503-461-xxxx, 503-462-xxxx, 503-463-xxxx, 503-464-xxxx, 503-465-xxxx, 503-466-xxxx, 503-467-xxxx, 503-468-xxxx, 503-469-xxxx, 503-470-xxxx, 503-471-xxxx, 503-472-xxxx, 503-473-xxxx, 503-474-xxxx, 503-475-xxxx, 503-476-xxxx, 503-477-xxxx, 503-478-xxxx, 503-479-xxxx, 503-480-xxxx, 503-481-xxxx, 503-482-xxxx, 503-483-xxxx, 503-484-xxxx, 503-485-xxxx, 503-486-xxxx, 503-487-xxxx, 503-488-xxxx, 503-489-xxxx, 503-490-xxxx, 503-491-xxxx, 503-492-xxxx, 503-493-xxxx, 503-494-xxxx, 503-495-xxxx, 503-496-xxxx, 503-497-xxxx, 503-498-xxxx, 503-499-xxxx, 503-501-xxxx, 503-502-xxxx, 503-504-xxxx, 503-505-xxxx, 503-506-xxxx, 503-507-xxxx, 503-508-xxxx, 503-510-xxxx, 503-512-xxxx, 503-513-xxxx, 503-514-xxxx, 503-515-xxxx, 503-516-xxxx, 503-517-xxxx, 503-518-xxxx, 503-519-xxxx, 503-520-xxxx, 503-521-xxxx, 503-522-xxxx, 503-523-xxxx, 503-524-xxxx, 503-525-xxxx, 503-526-xxxx, 503-527-xxxx, 503-528-xxxx, 503-529-xxxx, 503-530-xxxx, 503-531-xxxx, 503-532-xxxx, 503-533-xxxx, 503-534-xxxx, 503-535-xxxx, 503-536-xxxx, 503-537-xxxx, 503-538-xxxx, 503-539-xxxx, 503-540-xxxx, 503-542-xxxx, 503-543-xxxx, 503-544-xxxx, 503-545-xxxx, 503-546-xxxx, 503-547-xxxx, 503-548-xxxx, 503-549-xxxx, 503-550-xxxx, 503-551-xxxx, 503-552-xxxx, 503-553-xxxx, 503-554-xxxx, 503-555-xxxx, 503-556-xxxx, 503-557-xxxx, 503-558-xxxx, 503-559-xxxx, 503-560-xxxx, 503-561-xxxx, 503-562-xxxx, 503-563-xxxx, 503-564-xxxx, 503-565-xxxx, 503-566-xxxx, 503-567-xxxx, 503-568-xxxx, 503-569-xxxx, 503-570-xxxx, 503-571-xxxx, 503-572-xxxx, 503-573-xxxx, 503-574-xxxx, 503-575-xxxx, 503-576-xxxx, 503-577-xxxx, 503-578-xxxx, 503-579-xxxx, 503-580-xxxx, 503-581-xxxx, 503-582-xxxx, 503-583-xxxx, 503-584-xxxx, 503-585-xxxx, 503-586-xxxx, 503-587-xxxx, 503-588-xxxx, 503-589-xxxx, 503-590-xxxx, 503-591-xxxx, 503-592-xxxx, 503-593-xxxx, 503-594-xxxx, 503-595-xxxx, 503-596-xxxx, 503-597-xxxx, 503-598-xxxx, 503-599-xxxx, 503-601-xxxx, 503-602-xxxx, 503-603-xxxx, 503-604-xxxx, 503-605-xxxx, 503-606-xxxx, 503-607-xxxx, 503-608-xxxx, 503-609-xxxx, 503-610-xxxx, 503-612-xxxx, 503-613-xxxx, 503-614-xxxx, 503-615-xxxx, 503-616-xxxx, 503-617-xxxx, 503-618-xxxx, 503-619-xxxx, 503-620-xxxx, 503-621-xxxx, 503-622-xxxx, 503-623-xxxx, 503-624-xxxx, 503-625-xxxx, 503-626-xxxx, 503-627-xxxx, 503-628-xxxx, 503-629-xxxx, 503-630-xxxx, 503-631-xxxx, 503-632-xxxx, 503-633-xxxx, 503-634-xxxx, 503-635-xxxx, 503-636-xxxx, 503-637-xxxx, 503-638-xxxx, 503-639-xxxx, 503-640-xxxx, 503-641-xxxx, 503-642-xxxx, 503-643-xxxx, 503-644-xxxx, 503-645-xxxx, 503-646-xxxx, 503-647-xxxx, 503-648-xxxx, 503-649-xxxx, 503-650-xxxx, 503-651-xxxx, 503-652-xxxx, 503-653-xxxx, 503-654-xxxx, 503-655-xxxx, 503-656-xxxx, 503-657-xxxx, 503-658-xxxx, 503-659-xxxx, 503-660-xxxx, 503-661-xxxx, 503-662-xxxx, 503-663-xxxx, 503-664-xxxx, 503-665-xxxx, 503-666-xxxx, 503-667-xxxx, 503-668-xxxx, 503-669-xxxx, 503-670-xxxx, 503-671-xxxx, 503-672-xxxx, 503-673-xxxx, 503-674-xxxx, 503-675-xxxx, 503-676-xxxx, 503-677-xxxx, 503-678-xxxx, 503-679-xxxx, 503-680-xxxx, 503-681-xxxx, 503-682-xxxx, 503-683-xxxx, 503-684-xxxx, 503-685-xxxx, 503-686-xxxx, 503-687-xxxx, 503-688-xxxx, 503-689-xxxx, 503-690-xxxx, 503-691-xxxx, 503-692-xxxx, 503-693-xxxx, 503-694-xxxx, 503-695-xxxx, 503-696-xxxx, 503-697-xxxx, 503-698-xxxx, 503-699-xxxx, 503-701-xxxx, 503-702-xxxx, 503-703-xxxx, 503-704-xxxx, 503-705-xxxx, 503-706-xxxx, 503-707-xxxx, 503-708-xxxx, 503-709-xxxx, 503-710-xxxx, 503-712-xxxx, 503-713-xxxx, 503-714-xxxx, 503-715-xxxx, 503-716-xxxx, 503-717-xxxx, 503-718-xxxx, 503-719-xxxx, 503-720-xxxx, 503-721-xxxx, 503-722-xxxx, 503-723-xxxx, 503-724-xxxx, 503-725-xxxx, 503-726-xxxx, 503-727-xxxx, 503-728-xxxx, 503-729-xxxx, 503-730-xxxx, 503-731-xxxx, 503-732-xxxx, 503-733-xxxx, 503-734-xxxx, 503-735-xxxx, 503-736-xxxx, 503-737-xxxx, 503-738-xxxx, 503-739-xxxx, 503-740-xxxx, 503-741-xxxx, 503-742-xxxx, 503-743-xxxx, 503-744-xxxx, 503-745-xxxx, 503-746-xxxx, 503-747-xxxx, 503-748-xxxx, 503-749-xxxx, 503-750-xxxx, 503-751-xxxx, 503-752-xxxx, 503-753-xxxx, 503-754-xxxx, 503-755-xxxx, 503-756-xxxx, 503-757-xxxx, 503-758-xxxx, 503-759-xxxx, 503-760-xxxx, 503-761-xxxx, 503-762-xxxx, 503-763-xxxx, 503-764-xxxx, 503-765-xxxx, 503-766-xxxx, 503-767-xxxx, 503-768-xxxx, 503-769-xxxx, 503-770-xxxx, 503-771-xxxx, 503-772-xxxx, 503-773-xxxx, 503-774-xxxx, 503-775-xxxx, 503-776-xxxx, 503-777-xxxx, 503-778-xxxx, 503-779-xxxx, 503-780-xxxx, 503-781-xxxx, 503-782-xxxx, 503-783-xxxx, 503-784-xxxx, 503-785-xxxx, 503-786-xxxx, 503-787-xxxx, 503-788-xxxx, 503-789-xxxx, 503-790-xxxx, 503-791-xxxx, 503-792-xxxx, 503-793-xxxx, 503-794-xxxx, 503-795-xxxx, 503-796-xxxx, 503-797-xxxx, 503-798-xxxx, 503-799-xxxx, 503-801-xxxx, 503-802-xxxx, 503-803-xxxx, 503-804-xxxx, 503-805-xxxx, 503-806-xxxx, 503-807-xxxx, 503-808-xxxx, 503-809-xxxx, 503-810-xxxx, 503-812-xxxx, 503-813-xxxx, 503-814-xxxx, 503-815-xxxx, 503-816-xxxx, 503-817-xxxx, 503-818-xxxx, 503-819-xxxx, 503-820-xxxx, 503-821-xxxx, 503-822-xxxx, 503-823-xxxx, 503-824-xxxx, 503-825-xxxx, 503-826-xxxx, 503-827-xxxx, 503-828-xxxx, 503-829-xxxx, 503-830-xxxx, 503-831-xxxx, 503-832-xxxx, 503-833-xxxx, 503-834-xxxx, 503-835-xxxx, 503-836-xxxx, 503-837-xxxx, 503-838-xxxx, 503-839-xxxx, 503-840-xxxx, 503-841-xxxx, 503-842-xxxx, 503-843-xxxx, 503-844-xxxx, 503-845-xxxx, 503-846-xxxx, 503-847-xxxx, 503-848-xxxx, 503-849-xxxx, 503-850-xxxx, 503-851-xxxx, 503-852-xxxx, 503-853-xxxx, 503-854-xxxx, 503-855-xxxx, 503-856-xxxx, 503-857-xxxx, 503-858-xxxx, 503-859-xxxx, 503-860-xxxx, 503-861-xxxx, 503-862-xxxx, 503-863-xxxx, 503-864-xxxx, 503-865-xxxx, 503-866-xxxx, 503-867-xxxx, 503-868-xxxx, 503-869-xxxx, 503-870-xxxx, 503-871-xxxx, 503-872-xxxx, 503-873-xxxx, 503-874-xxxx, 503-875-xxxx, 503-876-xxxx, 503-877-xxxx, 503-878-xxxx, 503-879-xxxx, 503-880-xxxx, 503-881-xxxx, 503-882-xxxx, 503-883-xxxx, 503-884-xxxx, 503-885-xxxx, 503-886-xxxx, 503-887-xxxx, 503-888-xxxx, 503-889-xxxx, 503-890-xxxx, 503-891-xxxx, 503-892-xxxx, 503-893-xxxx, 503-894-xxxx, 503-895-xxxx, 503-896-xxxx, 503-897-xxxx, 503-898-xxxx, 503-899-xxxx, 503-901-xxxx, 503-903-xxxx, 503-904-xxxx, 503-905-xxxx, 503-906-xxxx, 503-907-xxxx, 503-908-xxxx, 503-909-xxxx, 503-910-xxxx, 503-912-xxxx, 503-913-xxxx, 503-914-xxxx, 503-915-xxxx, 503-916-xxxx, 503-917-xxxx, 503-918-xxxx, 503-919-xxxx, 503-920-xxxx, 503-921-xxxx, 503-922-xxxx, 503-923-xxxx, 503-924-xxxx, 503-925-xxxx, 503-926-xxxx, 503-927-xxxx, 503-928-xxxx, 503-929-xxxx, 503-930-xxxx, 503-931-xxxx, 503-932-xxxx, 503-933-xxxx, 503-934-xxxx, 503-935-xxxx, 503-936-xxxx, 503-937-xxxx, 503-938-xxxx, 503-939-xxxx, 503-940-xxxx, 503-941-xxxx, 503-942-xxxx, 503-943-xxxx, 503-944-xxxx, 503-945-xxxx, 503-946-xxxx, 503-947-xxxx, 503-948-xxxx, 503-949-xxxx, 503-951-xxxx, 503-952-xxxx, 503-953-xxxx, 503-954-xxxx, 503-955-xxxx, 503-956-xxxx, 503-957-xxxx, 503-960-xxxx, 503-961-xxxx, 503-962-xxxx, 503-963-xxxx, 503-964-xxxx, 503-965-xxxx, 503-966-xxxx, 503-967-xxxx, 503-968-xxxx, 503-969-xxxx, 503-970-xxxx, 503-972-xxxx, 503-973-xxxx, 503-974-xxxx, 503-975-xxxx, 503-977-xxxx, 503-978-xxxx, 503-980-xxxx, 503-981-xxxx, 503-982-xxxx, 503-983-xxxx, 503-984-xxxx, 503-985-xxxx, 503-986-xxxx, 503-987-xxxx, 503-988-xxxx, 503-989-xxxx, 503-990-xxxx, 503-991-xxxx, 503-992-xxxx, 503-993-xxxx, 503-994-xxxx, 503-995-xxxx, 503-997-xxxx, 503-998-xxxx, 503-999-xxxx
Number of telephone companies52 telephone companies servicing the 503 area code
List of telephone companiesNEW CINGULAR WIRELESS PCS, LLC, XO OREGON, INC., INTEGRA TELECOM OF OREGON, INC. - OR, T-MOBILE USA, INC., CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR, USA MOBILITY WIRELESS, INC., QWEST CORPORATION, MCIMETRO ACCESS TRANSMISSION SERVICES LLC, 360NETWORKS (USA) INC. - OR, LCW WIRELESS LICENSE, LLC, GLOBAL CROSSING LOCAL SERVICES,INC.-OR, NEXTEL COMMUNICATIONS, INC., ELECTRIC LIGHTWAVE, LLC DBA INTEGRA TELECOM - OR, LEVEL 3 COMMUNICATIONS, LLC - OR, VERIZON NORTHWEST INC.-OR, CANBY TELEPHONE ASSOCIATION, TELEPORT COMMUNICATIONS GROUP, INC. - OR, SPRINT SPECTRUM L.P., CENTURYTEL OF OREGON, INC., ESCHELON TELECOMM OF OREGON, INC. - OR, COMCAST PHONE OF OREGON, LLC - OR, UNITED TELEPHONE - NORTHWEST - OR, PAC - WEST TELECOMM, INC. - OR, CASCADE UTILITIES, INC., NEHALEM TELECOMMS, INC. DBA NEHALEM TEL & TEL, SCIO MUTUAL TELEPHONE ASSOCIATION, RADIX NETWORKS LLC - OR, TW TELECOM OF OREGON LLC - OR, OREGON TEL, LLC - OR, NORTH COUNTY COMMUNICATIONS CORP. - OR, MCLEODUSA TELECOMMUNICATIONS SERVICES, INC.- OR, SCS COMMUNICATIONS AND SECURITY, INC. - OR, UNIVERSAL TELECOMMUNICATIONS, INC., ICG TELECOM GROUP, INC. - OR, AT&T LOCAL, ADVANCED TELCOM GROUP, INC. - OR, BEAVER CREEK COOPERATIVE TELEPHONE CO., CLEAR CREEK MUTUAL TELEPHONE CO., ST PAUL COOPERATIVE TELEPHONE ASSOCIATION, MONITOR COOPERATIVE TELEPHONE CO., PACIFIC WAVE COMMUNICATIONS, MOLALLA TELEPHONE CO., STAYTON COOPERATIVE TELEPHONE CO., GERVAIS TELEPHONE CO., COLTON TELEPHONE CO., MONMOUTH INDEPENDENCE NETWORK DBA MINET - OR, MT. ANGEL TELEPHONE CO., PEOPLES TEL CO, X5 SOLUTIONS, INC. - WA, YMAX COMMUNICATIONS CORP. - OR, ASTOUND BROADBAND, LLC - CA, GERVAIS TELEPHONE CO. DBA DATAVISION COMM-OR

503 Area Code Map

 
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