We use a blend of top-tier carriers and our own PSTN gateways to deliver the best VoIP network possible. Simply the best routes for a fair price. When it has to work, depend on WhiteSky Communications.
| Destination | Prefix | 1st/sub Interval | Intrastate | Intrastate |
|---|---|---|---|---|
| Washington Zone 12, MD | 1301388 | 6/6 sec | $0.00454 | $0.00614 |
| Washington Zone 12, MD | 1301438 | 6/6 sec | $0.00454 | $0.00590 |
| Washington Zone 12, MD | 1301584 | 6/6 sec | $0.00972 | $0.01204 |
| Washington Zone 12, MD | 1301598 | 6/6 sec | $0.00454 | $0.00568 |
| Washington Zone 12, MD | 1301679 | 6/6 sec | $0.00296 | $0.00500 |
| Washington Zone 12, MD | 1301847 | 6/6 sec | $0.00520 | $0.00520 |
| Washington Zone 12, MD | 1301879 | 6/6 sec | $0.00454 | $0.00590 |
| Washington Zone 12, MD | 1301890 | 6/6 sec | $0.00568 | $0.00568 |
| Washington Zone 12, MD | 1301924 | 6/6 sec | $0.00454 | $0.00614 |
| Washington Zone 12, MD | 1301966 | 6/6 sec | $0.00340 | $0.00322 |
| Washington Zone 12, MD | 1301989 | 6/6 sec | $0.00454 | $0.00614 |
| Washington Zone 13 (Baltimore LATA), MD | 1240512 | 6/6 sec | $0.00606 | $0.00604 |
| Washington Zone 13 (Baltimore LATA), MD | 1240843 | 6/6 sec | $0.01014 | $0.01014 |
| Washington Zone 13 (Baltimore LATA), MD | 1301307 | 6/6 sec | $0.00500 | $0.00704 |
| Washington Zone 13, MD | 1240228 | 6/6 sec | $0.00568 | $0.00568 |
| Washington Zone 13, MD | 1240241 | 6/6 sec | $0.00562 | $0.00876 |
| Washington Zone 13, MD | 1240297 | 6/6 sec | $0.00636 | $0.00752 |
| Washington Zone 13, MD | 1240373 | 6/6 sec | $0.00660 | $0.00660 |
| Washington Zone 13, MD | 1240387 | 6/6 sec | $0.00754 | $0.01248 |
| Washington Zone 13, MD | 1240391 | 6/6 sec | $0.00398 | $0.00410 |
| Washington Zone 13, MD | 1240402 | 6/6 sec | $0.00340 | $0.00340 |
| Washington Zone 13, MD | 1240473 | 6/6 sec | $0.01046 | $0.01182 |
| Washington Zone 13, MD | 1240542 | 6/6 sec | $0.00432 | $0.01388 |
| Washington Zone 13, MD | 1240553 | 6/6 sec | $0.00272 | $0.00978 |
| Washington Zone 13, MD | 1240616 | 6/6 sec | $0.00340 | $0.00340 |
| Washington Zone 13, MD | 1240624 | 6/6 sec | $0.00728 | $0.00750 |
| Washington Zone 13, MD | 1240684 | 6/6 sec | $0.00728 | $0.00750 |
| Washington Zone 13, MD | 1240757 | 6/6 sec | $0.00546 | $0.00546 |
| Washington Zone 13, MD | 1240790 | 6/6 sec | $0.00568 | $0.00660 |
| Washington Zone 13, MD | 1240845 | 6/6 sec | $0.00762 | $0.00978 |
| Washington Zone 13, MD | 1240965 | 6/6 sec | $0.00942 | $0.01314 |
| Washington Zone 13, MD | 1301206 | 6/6 sec | $0.00454 | $0.00614 |
| Washington Zone 13, MD | 1301207 | 6/6 sec | $0.00364 | $0.00500 |
| Washington Zone 13, MD | 1301220 | 6/6 sec | $0.00454 | $0.00614 |
| Washington Zone 13, MD | 1301286 | 6/6 sec | $0.00500 | $0.00728 |
| Washington Zone 13, MD | 1301289 | 6/6 sec | $0.00340 | $0.00340 |
| Washington Zone 13, MD | 1301303 | 6/6 sec | $0.00364 | $0.00500 |
| Washington Zone 13, MD | 1301308 | 6/6 sec | $0.00364 | $0.00510 |
| Washington Zone 13, MD | 1301313 | 6/6 sec | $0.00500 | $0.00660 |
| Washington Zone 13, MD | 1301344 | 6/6 sec | $0.00546 | $0.00704 |
| Washington Zone 13, MD | 1301345 | 6/6 sec | $0.00660 | $0.00660 |
| Washington Zone 13, MD | 1301369 | 6/6 sec | $0.00568 | $0.00568 |
| Washington Zone 13, MD | 1301389 | 6/6 sec | $0.00576 | $0.00764 |
| Washington Zone 13, MD | 1301397 | 6/6 sec | $0.00546 | $0.00704 |
| Washington Zone 13, MD | 1301409 | 6/6 sec | $0.00364 | $0.00500 |
| Washington Zone 13, MD | 1301419 | 6/6 sec | $0.00546 | $0.00728 |
| Washington Zone 13, MD | 1301425 | 6/6 sec | $0.00728 | $0.00756 |
| Washington Zone 13, MD | 1301426 | 6/6 sec | $0.00728 | $0.00756 |
| Washington Zone 13, MD | 1301441 | 6/6 sec | $0.00454 | $0.00590 |
| Washington Zone 13, MD | 1301446 | 6/6 sec | $0.00704 | $0.00734 |
| Washington Zone 13, MD | 1301474 | 6/6 sec | $0.00454 | $0.00614 |
| Washington Zone 13, MD | 1301477 | 6/6 sec | $0.00410 | $0.00654 |
| Washington Zone 13, MD | 1301479 | 6/6 sec | $0.00340 | $0.00340 |
| Washington Zone 13, MD | 1301486 | 6/6 sec | $0.00568 | $0.00568 |
| Washington Zone 13, MD | 1301488 | 6/6 sec | $0.00546 | $0.00704 |
| Washington Zone 13, MD | 1301489 | 6/6 sec | $0.00704 | $0.00728 |
| Washington Zone 13, MD | 1301506 | 6/6 sec | $0.00364 | $0.00510 |
| Washington Zone 13, MD | 1301507 | 6/6 sec | $0.00546 | $0.00704 |
| Washington Zone 13, MD | 1301510 | 6/6 sec | $0.00364 | $0.00510 |
| Washington Zone 13, MD | 1301513 | 6/6 sec | $0.00546 | $0.00636 |
| Washington Zone 13, MD | 1301552 | 6/6 sec | $0.00454 | $0.00614 |
| Washington Zone 13, MD | 1301558 | 6/6 sec | $0.00364 | $0.00500 |
| Washington Zone 13, MD | 1301566 | 6/6 sec | $0.00756 | $0.00756 |
| Washington Zone 13, MD | 1301595 | 6/6 sec | $0.00478 | $0.00660 |
| Washington Zone 13, MD | 1301614 | 6/6 sec | $0.00614 | $0.00614 |
| Washington Zone 13, MD | 1301615 | 6/6 sec | $0.00500 | $0.00728 |
| Washington Zone 13, MD | 1301623 | 6/6 sec | $0.00296 | $0.00500 |
| Washington Zone 13, MD | 1301647 | 6/6 sec | $0.00546 | $0.00728 |
| Washington Zone 13, MD | 1301688 | 6/6 sec | $0.00590 | $0.00614 |
| Washington Zone 13, MD | 1301701 | 6/6 sec | $0.00730 | $0.00750 |
| Washington Zone 13, MD | 1301709 | 6/6 sec | $0.00364 | $0.00510 |
| Washington Zone 13, MD | 1301716 | 6/6 sec | $0.00728 | $0.00756 |
| Washington Zone 13, MD | 1301796 | 6/6 sec | $0.00746 | $0.00756 |
| Washington Zone 13, MD | 1301823 | 6/6 sec | $0.00752 | $0.00594 |
| Washington Zone 13, MD | 1301837 | 6/6 sec | $0.00340 | $0.00340 |
| Washington Zone 13, MD | 1301886 | 6/6 sec | $0.00704 | $0.00744 |
| Washington Zone 13, MD | 1301901 | 6/6 sec | $0.00546 | $0.00568 |
| Washington Zone 13, MD | 1301902 | 6/6 sec | $0.00660 | $0.00714 |
| Washington Zone 13, MD | 1301923 | 6/6 sec | $0.00546 | $0.00728 |
| Washington Zone 13, MD | 1301931 | 6/6 sec | $0.00454 | $0.00614 |
| Washington Zone 13, MD | 1301935 | 6/6 sec | $0.00546 | $0.00704 |
| Washington Zone 13, MD | 1301937 | 6/6 sec | $0.00568 | $0.00660 |
| Washington Zone 13, MD | 1301939 | 6/6 sec | $0.00682 | $0.00714 |
| Washington Zone 13, MD | 1301953 | 6/6 sec | $0.00546 | $0.00728 |
| Washington Zone 13, MD | 1301982 | 6/6 sec | $0.00660 | $0.00660 |
| Washington Zone 13, MD | 1301993 | 6/6 sec | $0.00546 | $0.00704 |
| Washington Zone 14 (Baltimore LATA), MD | 1240509 | 6/6 sec | $0.00738 | $0.00738 |
| Washington Zone 14 (Baltimore LATA), MD | 1240842 | 6/6 sec | $0.00934 | $0.00936 |
| Washington Zone 14 (Baltimore LATA), MD | 1240865 | 6/6 sec | $0.00728 | $0.00684 |
| Washington Zone 14 (Baltimore LATA), MD | 1301205 | 6/6 sec | $0.00702 | $0.00748 |
| Washington Zone 14 (Baltimore LATA), MD | 1301261 | 6/6 sec | $0.00500 | $0.00704 |
| Washington Zone 14 (Baltimore LATA), MD | 1301612 | 6/6 sec | $0.00318 | $0.00318 |
| Washington Zone 14 (Baltimore LATA), MD | 1301621 | 6/6 sec | $0.00750 | $0.00750 |
| Washington Zone 14 (Baltimore LATA), MD | 1301629 | 6/6 sec | $0.00500 | $0.00714 |
| Washington Zone 14 (Baltimore LATA), MD | 1301858 | 6/6 sec | $0.00614 | $0.00660 |
| Washington Zone 14 (Baltimore LATA), MD | 1301889 | 6/6 sec | $0.00500 | $0.00728 |
| Washington Zone 14 (Baltimore LATA), MD | 1301912 | 6/6 sec | $0.00628 | $0.00750 |
| Washington Zone 14 (Baltimore LATA), MD | 1301970 | 6/6 sec | $0.00660 | $0.00728 |
| Washington Zone 14 (Baltimore LATA), MD | 1301973 | 6/6 sec | $0.00500 | $0.00682 |
| Washington Zone 14, MD | 1240206 | 6/6 sec | $0.00682 | $0.00978 |