Area Code 503 is located in the state of Oregon.
The Oregon`s major city is Portland
The state of Oregon is in Pacific timezone.
More important cities in Oregon:
Aloha, OR; Beaverton, OR; Gresham, OR; Hillsboro, OR; Keizer, OR; Lake Oswego, OR; Mcminnville, OR; Milwaukie, OR; Oregon City, OR; Portland, OR; Salem, OR; Tigard, OR; Tualatin, OR; West Linn, OR; Woodburn, OR;
Prefixes within the 503 Area Code what we have in our database.
| Prefix | Primary City | County | Usage |
| (503) 200 | Portland, OR | Not filled | Unknown |
| (503) 201 | Portland, OR | Multnomah | Cell Number |
| (503) 202 | Portland, OR | Multnomah | Cell Number |
| (503) 203 | Portland, OR | Washington | Landline |
| (503) 204 | Portland, OR | Multnomah | Cell Number |
| (503) 205 | Portland, OR | Multnomah | Landline |
| (503) 206 | Portland, OR | Not filled | Unknown |
| (503) 207 | Portland, OR | Multnomah | Landline |
| (503) 208 | Portland, OR | Not filled | Unknown |
| (503) 209 | Portland, OR | Multnomah | Cell Number |
| (503) 210 | Portland, OR | Multnomah | Landline |
| (503) 212 | Portland, OR | Multnomah | Landline |
| (503) 213 | Portland, OR | Multnomah | Landline |
| (503) 214 | Portland, OR | Multnomah | Landline |
| (503) 215 | Portland, OR | Multnomah | Landline |
| (503) 216 | Portland, OR | Washington | Landline |
| (503) 217 | Sherwood, OR | Washington | Landline |
| (503) 218 | Tualatin, OR | Washington | Landline |
| (503) 219 | Portland, OR | Multnomah | Landline |
| (503) 220 | Portland, OR | Multnomah | Landline |
| (503) 221 | Portland, OR | Multnomah | Landline |
| (503) 222 | Portland, OR | Multnomah | Landline |
| (503) 223 | Portland, OR | Multnomah | Landline |
| (503) 224 | Portland, OR | Multnomah | Landline |
| (503) 225 | Portland, OR | Multnomah | Landline |
| (503) 226 | Portland, OR | Multnomah | Landline |
| (503) 227 | Portland, OR | Multnomah | Landline |
| (503) 228 | Portland, OR | Multnomah | Landline |
| (503) 229 | Portland, OR | Multnomah | Landline |
| (503) 230 | Portland, OR | Multnomah | Landline |
| (503) 231 | Portland, OR | Multnomah | Landline |
| (503) 232 | Portland, OR | Multnomah | Landline |
| (503) 233 | Portland, OR | Multnomah | Landline |
| (503) 234 | Portland, OR | Multnomah | Landline |
| (503) 235 | Portland, OR | Multnomah | Landline |
| (503) 236 | Portland, OR | Multnomah | Landline |
| (503) 237 | Portland, OR | Multnomah | Cell Number |
| (503) 238 | Portland, OR | Multnomah | Landline |
| (503) 239 | Portland, OR | Multnomah | Landline |
| (503) 240 | Portland, OR | Multnomah | Landline |
| (503) 241 | Portland, OR | Multnomah | Landline |
| (503) 242 | Portland, OR | Multnomah | Landline |
| (503) 243 | Portland, OR | Multnomah | Landline |
| (503) 244 | Portland, OR | Multnomah | Landline |
| (503) 245 | Portland, OR | Multnomah | Landline |
| (503) 246 | Portland, OR | Multnomah | Landline |
| (503) 247 | Portland, OR | Multnomah | Landline |
| (503) 248 | Portland, OR | Multnomah | Landline |
| (503) 249 | Portland, OR | Multnomah | Landline |
| (503) 250 | Portland, OR | Multnomah | Landline |
| (503) 251 | Portland, OR | Multnomah | Landline |
| (503) 252 | Portland, OR | Multnomah | Landline |
| (503) 253 | Portland, OR | Multnomah | Landline |
| (503) 254 | Portland, OR | Multnomah | Landline |
| (503) 255 | Portland, OR | Multnomah | Landline |
| (503) 256 | Portland, OR | Multnomah | Landline |
| (503) 257 | Portland, OR | Multnomah | Landline |
| (503) 258 | Portland, OR | Multnomah | Landline |
| (503) 259 | Beaverton, OR | Washington | Landline |
| (503) 260 | Portland, OR | Multnomah | Cell Number |
| (503) 261 | Portland, OR | Multnomah | Landline |
| (503) 262 | Portland, OR | Multnomah | Landline |
| (503) 263 | Canby, OR | Clackamas | Landline |
| (503) 264 | Hillsboro, OR | Washington | Landline |
| (503) 265 | Tigard, OR | Washington | Landline |
| (503) 266 | Canby, OR | Clackamas | Landline |
| (503) 267 | Portland, OR | Multnomah | Cell Number |
| (503) 268 | Beaverton, OR | Washington | Landline |
| (503) 269 | Salem, OR | Marion | Cell Number |
| (503) 270 | Beaverton, OR | Washington | Landline |
| (503) 271 | Portland, OR | Multnomah | Cell Number |
| (503) 272 | Government Camp, OR | Clackamas | Landline |
| (503) 273 | Portland, OR | Multnomah | Landline |
| (503) 274 | Portland, OR | Multnomah | Landline |
| (503) 275 | Portland, OR | Multnomah | Landline |
| (503) 276 | Portland, OR | Multnomah | Landline |
| (503) 277 | Beaverton, OR | Washington | Landline |
| (503) 278 | Portland, OR | Not filled | Unknown |
| (503) 279 | Portland, OR | Multnomah | Landline |
| (503) 280 | Portland, OR | Multnomah | Landline |
| (503) 281 | Portland, OR | Multnomah | Landline |
| (503) 282 | Portland, OR | Multnomah | Landline |
| (503) 283 | Portland, OR | Multnomah | Landline |
| (503) 284 | Portland, OR | Multnomah | Landline |
| (503) 285 | Portland, OR | Multnomah | Landline |
| (503) 286 | Portland, OR | Multnomah | Landline |
| (503) 287 | Portland, OR | Multnomah | Landline |
| (503) 288 | Portland, OR | Multnomah | Landline |
| (503) 289 | Portland, OR | Multnomah | Landline |
| (503) 290 | Portland, OR | Multnomah | Landline |
| (503) 291 | Portland, OR | Washington | Landline |
| (503) 292 | Portland, OR | Washington | Landline |
| (503) 293 | Portland, OR | Multnomah | Landline |
| (503) 294 | Portland, OR | Multnomah | Landline |
| (503) 295 | Portland, OR | Multnomah | Landline |
| (503) 296 | Portland, OR | Washington | Landline |
| (503) 297 | Portland, OR | Washington | Landline |
| (503) 298 | Astoria, OR | Clatsop | Landline |
| (503) 299 | Portland, OR | Multnomah | Landline |
| (503) 300 | Bay City, OR | Not filled | Unknown |
We have 782 Prefixes in our database.