Area Code Information
| Area Code: | 340 |
| State: | Unknown |
| Primary City: | Unknown, Unknown |
| Time Zone: | Unknown |
Area code 340 serves the Unknown, Unknown region in Unknown. This area code is in the Unknown time zone.
Browse Prefixes
Click on any prefix to browse phone numbers in that exchange:
340-200
340-201
340-202
340-203
340-204
340-205
340-206
340-207
340-208
340-209
340-210
340-211
340-212
340-213
340-214
340-215
340-216
340-217
340-218
340-219
340-220
340-221
340-222
340-223
340-224
340-225
340-226
340-227
340-228
340-229
Showing sample prefixes. All prefixes from 200-999 are available.