There are 800 phone number prefixes within area code 503. Additionally, there are more than 2,300 phone numbers in this area code that have received at least one user report. The location of calls from area code 503 is Oregon, USA. Most numbers in this area code are in US Pacific time, where the time is currently 7:27:22 AM on August 19, 2025.
Choose a phone number from the list below to browse user reports for . You can also use the search box above to search for user reports about any phone number, or to file a report about any phone number.
| Prefix | City / State | Primary Telco |
|---|---|---|
| 503-200 | Portland, OR | New Cingular Wireless Pcs, Llc |
| 503-201 | Portland, OR | Cellco Partnership Dba Verizon Wireless - Or |
| 503-202 | Portland, OR | Usa Mobility Wireless, Inc. |
| 503-203 | Portland, OR | Qwest Corporation |
| 503-204 | Portland, OR | Usa Mobility Wireless, Inc. |
| 503-205 | Portland, OR | Mcimetro Access Transmission Services Llc |
| 503-206 | Portland, OR | Onvoy, Llc - Or |
| 503-207 | Beaverton, OR | Mcimetro Access Transmission Services Llc |
| 503-208 | Portland, OR | New Cingular Wireless Pcs, Llc |
| 503-209 | Portland, OR | Sprint Spectrum, L.p. |
| 503-210 | Clackamas, OR | Electric Lightwave Llc Dba Allstream |
| 503-211 | Oregon | |
| 503-212 | Clackamas, OR | Electric Lightwave Llc Dba Allstream |
| 503-213 | Beaverton, OR | Electric Lightwave Llc Dba Allstream |
| 503-214 | Beaverton, OR | Electric Lightwave Llc Dba Allstream |
| 503-215 | Portland, OR | Qwest Corporation |
| 503-216 | Portland, OR | Qwest Corporation |
| 503-217 | Sherwood, OR | Electric Lightwave Llc Dba Allstream |
| 503-218 | Stafford-sandy, OR | Electric Lightwave Llc Dba Allstream |
| 503-219 | Portland, OR | Qwest Corporation |
| 503-220 | Portland, OR | Qwest Corporation |
| 503-221 | Portland, OR | Qwest Corporation |
| 503-222 | Portland, OR | Qwest Corporation |
| 503-223 | Portland, OR | Qwest Corporation |
| 503-224 | Portland, OR | Qwest Corporation |
| 503-225 | Portland, OR | Qwest Corporation |
| 503-226 | Portland, OR | Qwest Corporation |
| 503-227 | Portland, OR | Qwest Corporation |
| 503-228 | Portland, OR | Qwest Corporation |
| 503-229 | Portland, OR | Qwest Corporation |
| 503-230 | Portland, OR | Qwest Corporation |
| 503-231 | Portland, OR | Qwest Corporation |
| 503-232 | Portland, OR | Qwest Corporation |
| 503-233 | Portland, OR | Qwest Corporation |
| 503-234 | Portland, OR | Qwest Corporation |
| 503-235 | Portland, OR | Qwest Corporation |
| 503-236 | Portland, OR | Qwest Corporation |
| 503-237 | Portland, OR | Usa Mobility Wireless, Inc. |
| 503-238 | Portland, OR | Qwest Corporation |
| 503-239 | Portland, OR | Qwest Corporation |
| 503-240 | Portland, OR | Qwest Corporation |
| 503-241 | Portland, OR | Qwest Corporation |
| 503-242 | Portland, OR | Qwest Corporation |
| 503-243 | Portland, OR | Qwest Corporation |
| 503-244 | Portland, OR | Qwest Corporation |
| 503-245 | Portland, OR | Qwest Corporation |
| 503-246 | Portland, OR | Qwest Corporation |
| 503-247 | Portland, OR | Qwest Corporation |
| 503-248 | Portland, OR | Qwest Corporation |
| 503-249 | Portland, OR | Qwest Corporation |
| 503-250 | Portland, OR | Qwest Corporation |
| 503-251 | Portland, OR | Qwest Corporation |
| 503-252 | Portland, OR | Qwest Corporation |
| 503-253 | Portland, OR | Qwest Corporation |
| 503-254 | Portland, OR | Qwest Corporation |
| 503-255 | Portland, OR | Qwest Corporation |
| 503-256 | Portland, OR | Qwest Corporation |
| 503-257 | Portland, OR | Qwest Corporation |
| 503-258 | Portland, OR | Qwest Corporation |
| 503-259 | Beaverton, OR | Ziply Fiber Northwest, Llc Dba Ziply Fiber |
| 503-260 | Portland, OR | Cellco Partnership Dba Verizon Wireless - Or |
| 503-261 | Portland, OR | Qwest Corporation |
| 503-262 | Portland, OR | Qwest Corporation |
| 503-263 | Canby Needy, OR | Canby Tel. Assn. |
| 503-264 | Beaverton, OR | Mcimetro Access Transmission Services Llc |
| 503-265 | Portland, OR | Teleport Communications America, Llc - Or |
| 503-266 | Canby Needy, OR | Canby Tel. Assn. |
| 503-267 | Portland, OR | T-mobile Usa, Inc. |
| 503-268 | Beaverton, OR | Teleport Communications America, Llc - Or |
| 503-269 | Salem, OR | Sprint Spectrum, L.p. |
| 503-270 | Beaverton, OR | Teleport Communications America, Llc - Or |
| 503-271 | Portland, OR | Usa Mobility Wireless, Inc. |
| 503-272 | Government Camp, OR | Centurytel Of Oregon, Inc. Dba Centurylink |
| 503-273 | Portland, OR | Qwest Corporation |
| 503-274 | Portland, OR | Qwest Corporation |
| 503-275 | Portland, OR | Qwest Corporation |
| 503-276 | Portland, OR | Qwest Corporation |
| 503-277 | Beaverton, OR | Ziply Fiber Northwest, Llc Dba Ziply Fiber |
| 503-278 | Portland, OR | Cellco Partnership Dba Verizon Wireless - Or |
| 503-279 | Portland, OR | Qwest Corporation |
| 503-280 | Portland, OR | Qwest Corporation |
| 503-281 | Portland, OR | Qwest Corporation |
| 503-282 | Portland, OR | Qwest Corporation |
| 503-283 | Portland, OR | Qwest Corporation |
| 503-284 | Portland, OR | Qwest Corporation |
| 503-285 | Portland, OR | Qwest Corporation |
| 503-286 | Portland, OR | Qwest Corporation |
| 503-287 | Portland, OR | Qwest Corporation |
| 503-288 | Portland, OR | Qwest Corporation |
| 503-289 | Portland, OR | Qwest Corporation |
| 503-290 | Portland, OR | Mcimetro Access Transmission Services Llc |
| 503-291 | Portland, OR | Qwest Corporation |
| 503-292 | Portland, OR | Qwest Corporation |
| 503-293 | Portland, OR | Qwest Corporation |
| 503-294 | Portland, OR | Qwest Corporation |
| 503-295 | Portland, OR | Qwest Corporation |
| 503-296 | Portland, OR | Qwest Corporation |
| 503-297 | Portland, OR | Qwest Corporation |
| 503-298 | Astoria, OR | Level 3 Communications, Llc - Or |
| 503-299 | Portland, OR | Qwest Corporation |
August 14, 2025