Area Codes that Start with 3
300 -
SYRACUSE,
NY
301 -
SILVER SPRING,
MD
302 -
WILMINGTON,
DE
303 -
DENVER,
CO
304 -
CHARLESTON,
WV
305 -
MIAMI,
FL
306 -
MIAMI,
FL
307 -
CHEYENNE,
WY
308 -
GRAND ISLAND,
NE
309 -
PEORIA,
IL
310 -
LOS ANGELES,
CA
312 -
CHICAGO,
IL
313 -
DETROIT,
MI
314 -
SAINT LOUIS,
MO
315 -
SYRACUSE,
NY
316 -
WICHITA,
KS
317 -
INDIANAPOLIS,
IN
318 -
SHREVEPORT,
LA
319 -
CEDAR RAPIDS,
IA
320 -
SAINT CLOUD,
MN
321 -
MELBOURNE,
FL
322 -
LOS ANGELES,
CA
323 -
LOS ANGELES,
CA
324 -
HURT,
VA
325 -
ABILENE,
TX
326 -
APO,
AE
327 -
OVERLAND PARK,
KS
328 -
LOS ANGELES,
CA
329 -
FORT MYERS,
FL
330 -
AKRON,
OH
331 -
AURORA,
IL
332 -
LOS ANGELES,
CA
333 -
KANSAS CITY,
MO
334 -
MONTGOMERY,
AL
335 -
GREENSBORO,
AL
336 -
GREENSBORO,
NC
337 -
LAFAYETTE,
LA
338 -
OVERLAND PARK,
KS
339 -
LYNN,
MA
340 -
ST THOMAS,
VI
341 -
OVERLAND PARK,
KS
342 -
REIDSVILLE,
NC
343 -
MIDLAND,
TX
344 -
BALTIMORE,
MD
345 -
OVERLAND PARK,
KS
346 -
HOUSTON,
TX
347 -
BROOKLYN,
NY
348 -
APO,
AE
349 -
STUART,
FL
350 -
LOUISVILLE,
KY
351 -
DANVERS,
MA
352 -
OCALA,
FL
353 -
OCALA,
FL
354 -
FORT LAUDERDALE,
FL
355 -
ROANOKE,
VA
356 -
HUNTSVILLE,
AL
357 -
BROOKLYN,
NY
358 -
SAN DIEGO,
CA
359 -
FRESNO,
CA
360 -
VANCOUVER,
WA
361 -
CORPUS CHRISTI,
TX
362 -
PRAIRIE VILLAGE,
KS
363 -
SAINT LOUIS,
MO
364 -
SAINT LOUIS,
MO
365 -
MIAMI,
FL
366 -
WINSTON SALEM,
NC
367 -
INDIANAPOLIS,
IN
368 -
SHREVEPORT,
LA
369 -
FAIRFIELD,
CA
370 -
EUREKA,
CA
371 -
INDIANAPOLIS,
IN
372 -
DALLAS,
TX
373 -
CHICAGO,
IL
374 -
BROOKLYN,
NY
375 -
NORFOLK,
VA
376 -
ANDERSON,
IN
377 -
LAKE CHARLES,
LA
378 -
ATLANTA,
GA
379 -
CEDAR RAPIDS,
IA
380 -
LUBBOCK,
TX
381 -
OVERLAND PARK,
KS
382 -
HOUSTON,
TX
383 -
OVERLAND PARK,
KS
384 -
OVERLAND PARK,
KS
385 -
SALT LAKE CITY,
UT
386 -
DAYTONA BEACH,
FL
387 -
BROOKLYN,
NY
388 -
PELHAM,
NC
389 -
DAYTONA BEACH,
FL
390 -
ANCHORAGE,
AK
391 -
TULSA,
OK
392 -
FARMVILLE,
VA
393 -
OLATHE,
KS
394 -
REIDSVILLE,
NC
395 -
MIAMI,
FL
396 -
HOUSTON,
TX
397 -
OLATHE,
KS
398 -
MURFREESBORO,
NC
399 -
NASHVILLE,
TN