Local Calling Guide
Area code/prefix search
NPA: 641
[Rate centres in NPA 641]
[Dial plan for NPA 641]
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 641-997
| 6 |
Ottumwa |
IA |
DESMIADTXKX |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
632 |
|
2026-04-17 |
|
| 641-997
| 7 |
Ottumwa |
IA |
DESMIADTXKX |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
632 |
|
2026-04-17 |
|
| 641-998
| A |
Thornton |
IA |
THTNIAXORS9 |
1127 FRONTIER COMMUNICATIONS OF IOWA, INC. |
632 |
|
|
|
| 641-999
| A |
Nashua |
IA |
DESMIADTFMD |
221F ONVOY, LLC - IA |
632 |
|
|
|
| 641-999
| 0 |
Nashua |
IA |
BOONIA01DS1 |
544H INTEGRATED PATH COMMUNCATIONS, LLC - IA |
632 |
|
2018-05-15 |
|
| 641-999
| 1 |
Nashua |
IA |
DESMIAEA0MD |
985E BANDWIDTH.COM CLEC, LLC - IA |
632 |
|
2018-06-08 |
|
| 641-999
| 2 |
Nashua |
IA |
DESMIADTXMX |
073H TELNYX LLC |
632 |
|
2020-05-29 |
|
| 641-999
| 3 |
Nashua |
IA |
MSCYIA75HMD |
444G AUREON COMMUNICATIONS, LLC |
632 |
|
2020-08-28 |
|
| 641-999
| 4 |
Nashua |
IA |
|
114J EXIANT COMMUNICATIONS LLC |
632 |
|
2026-05-22 |
|
| 641-999
| 5 |
Nashua |
IA |
|
145J TERRA NOVA TELECOM INC. |
632 |
|
2024-02-13 |
|
| 641-999
| 6 |
Nashua |
IA |
DESMIADTFMD |
221F ONVOY, LLC - IA |
632 |
|
2019-09-20 |
|
| 641-999
| 7 |
Nashua |
IA |
DESMIADTFMD |
221F ONVOY, LLC - IA |
632 |
|
2021-03-13 |
|
| 641-999
| 8 |
Nashua |
IA |
DESMIADTFMD |
221F ONVOY, LLC - IA |
632 |
|
2021-03-13 |
|
| 641-999
| 9 |
Nashua |
IA |
DESMIADTFMD |
221F ONVOY, LLC - IA |
632 |
|
2018-04-19 |
|
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76
Last updated: Tue, 01 Sep 2026 00:40:05 UTC
Sponsored by: Callcentric - VoIP Internet phone service
Like this site? We accept donations via PayPal.