...Here are the 408 prefixes---yeah, it's been a while ...
200 Ssan Jose
201 Morgan Hill
202 San Jose (Nextel)
203 Sunnyvale (Nextel)
204-206 San Jose (Nextel)
207 San Jose West
208-209 San Jose
210 San Jose (Nextel)
212 Sunnyvale
212 San Jose West
214 San Jose
215 Sunnyvale
216 San Jose West
217 Sunnyvale
218-219 San Jose (Nextel)
220 Sunnyvale (cellular)
221 San Jose (Nextel)
222 Sunnyvale
223-229San Jose South
230 San Jose (Sprint)
231 San Jose West
232 San Jose East
233San Jose West
234San Jose
235-237 San Jose West
238-239 San Jose South
240 San Jose East
241 San Jose/Santa Clara
242 Sunnyvale
243-244 San Jose/Santa Clara
245 Sunnyvale
246-249 San Jose/Santa Clara
250 San Jose (Nextel)
251 San Jose East
252-253 San Jose West
254 San Jose East
255 San Jose West
256 San Jose South
257 San Jose West
258 San Jose East
259 San Jose East
260-261 San Jose West
262-263 Milpitas
264-270 San Jose South
271 San Jose West
272-273 San Jose East
274 San Jose South
275 San Jose West
276 Milpitas
277-280 San Jose West
281 San Jose South
282-283 San Jose West
284 San Jose South
285-299 San Jose West
300 Santa Clara (Sprint)
301-305 San Jose
306 San Jose (Nextel)
307-309 San Jose
310 San Jose West
311-316 San Jose
317 Los Gatos
318-320 San Jose
321 San Jose East
322 San Jose West
323 San Jose South
324-325 San Jose East
326-327 San Jose West
328-329 Sunnyvale
330 San Jose West
331 Sunnyvale
332-334 San Jose
335 Los Gatos
336 Sunnyvale
337 San Jose (Nextel)
338-339 San Jose West
340-341 Campbell
342-344 San Jose West
345 Santa Clara
346 Sunnyvale
347 San Jose East
348 Los Gatos
349 San Jose (XO)
350-352 San Jose West
353-358 Los Gatos
359 Saratoga (XO)
360-363 San Jose South
364 Campbell
365 San Jose South
366-367 San Jose West
368 San Jose South
369-371 Campbell
373 Sunnyvale (Sprint PCS)
374 Campbell
375 Campbell (Sprint PCS)
376-379 Campbell
380 San Jose West
381 San Jose West
382-383 San Jose East
384-385 San Jose
386 San Jose South
387 Sunnyvale
388 San Jose West
390 San Jose (Sprint PCS)
391-392 San Jose
393-394 Sunnyvale
395 Los Gatos
396 San Jose (Sprint)
397 San Jose West
398 San Jose
399 Los Gatos
400 Sunnyvale
401 Santa Clara (Sprint)
402 Los Gatos
403 San Jose West (Nextel)
404 San Jose East
406-407 San Jose
409-410 San Jose South
413 Gilroy
414 San Jose South (XO)
416 San Jose East
417 San Jose (AT&T Wireless)
420 San Jose (Sprint)
421 Sunnyvale
422 San Martin (Nextel)
423 Santa Clara
424-425 San Jose South
426 Campbell (Nextel)
427 San Jose
428 San Jose East
429 San Jose
431 Sunnyvale (Nextel)
432-435 San Jose East
436-437 San Jose West
438 Los Gatos (Nextel)
439 San Jose West (Nextel)
441 San Jose West
442 San Martin (Nextel)
443 San Jose South
444 Los Gatos (Nextel)
445 San Jose South
446-447 San Jose West
448 San Jose South
449 Milpitas
450-454 San Jose West
455 Los Gatos (Voicestream)
456 San Jose
458 Los Gatos (AT&T Wireless)
460 Santa Clara
461 San Martin (Nextel)
462 Campbell
463 San Jose South
464 San Jose
467 San Jose West
468 San Jose East
470 Sunnyvale
472-474San Jose East
476 San Jose (AT&T Wireless)
479-480 San Jose
481 Sunnyvale
482 San Jose
483 San Jose (GTE Mobilnet)
484 Saratoga
485-488 San Jose West
489 San Jose
490-492 San Jose West
493 San Jose East
494-496 San Jose West
497-499 San Jose
501 San Jose West
504 San Jose (Nextel)
505 Sunnyvale (Nextel)
506 San Jose West (Nextel)
507 Sunnyvale (Nextel)
509-510 San Jose
512 San Jose West (Nextel)
513 San Jose South
514 San Jose East
515 San Jose (Nextel)
516 San Jose West
517-518 San Jose
519 San Jose (XO)
521 San Jose West
522-524 Sunnyvale
525-527 San Jose East
528 San Jose South
529 San Jose
530 San Jose West
531-532 San Jose South
533-539 San Jose West
541-543 Sunnyvale
544-546 San Jose East
547 San Jose West
548 Sunnyvale
549-557 San Jose West
558-559 Campbell
561 Morgan Hill
562-568 San Jose West
569-571 San Jose East
572 Sunnyvale
573 San Jose West
574 San Jose South
575 San Jose West
576-577 San Jose East
578 San Jose South
579 San Jose West
580 San Jose South
581 San Jose West
584-585 Sunnyvale
586 Milpitas
588-589 San Jose West/Santa Clara
590-592 San Jose (Nextel)
593-594 Sunnyvale (Nextel)
595 San Jose (Nextel)
599 San Jose West
600-601 San Jose
605 Sa Jose (Nextel)
607 Morgan Hill
608 Campbell
612 San Jose
614 San Jose East
615 San Jose West/Santa Clara
616-617 Sunnyvale
618 Gilroy
619 San Jose West (Nextel)
621 Saratoga
622 Campbell
623-624 San Jose South
625 Santa Clara (Sprint)
626-627 San Jose
629 San Jose South
631 San Jose West
632 Gilroy
633 San Jose South
635 Milpitas
639-640 San Jose West
643 San Jose
647-649 San Jose
652-654 San Jose West/Santa Clara
655 San Jose (Nextel)
656 Los Gatos
660 San Jose West
661 San Jose
666 San Jose West (Nextel)
667 San Jose (Voicestream)
668 San Jose West
674 San Jose (Nextel)
676 San Martin
678 San Jose
681-683 San Martin
684 San Jose
686 San Martin
687-689 San Jose
690-691 San Jose West (Nextel)
692 San Martin
695 San Martin
696-699 San Jose West
701 San Jose
702 Sunnyvale
703 San Jose West (Nextel)
704-705 San Jose South
709 Gilroy
710 Morgan Hill (Verizon)
712 San Jose (Nextel)
715 San Jose East
716 Sunnyvale
718 Sunnyvale (Nextel)
719 San Jose East
720-721 Sunnyvale
723 San Jose South
725-726 San Jose West
727 Santa Clara
729 San Jose East
730-739Sunnyvale
741 Saratoga
742-747 Sunnyvale
748 San Jose West
749 Sunnyvale
750 San Jose
752 Sunnyvale
754 San Jose South
756 Sunnyvale
760 San Jose West
761 Campbell (Nextel)
762 San Jose
763 Campbell (AT&T)
764-765 San Jose West/Santa Clara
767 Santa Clara
768 San Jose West (Nextel)
769 San Jose South
771 San Jose West (Sprint)
772 San Jose West (Nextel)
773-774 Sunnyvale
776 Morgan Hill
777 San Jose/Santa Clara
778-779 Morgan Hill
780 San Jose
781-782 Morgan Hill
787 San Jose
788 San Jose West
790 San Jose
792-795 San Jose West
796 Campbell
797-799 San Jose West
804 Gilroy (Verizon)
805 Saratoga
806-808 San Jose West
813 San Jose (Nextel)
814 San Jose West
815-816 San Jose (Nextel)
817 San Jose West
819 San Jose West
820 Sunnyvale
821 San Jose
822 Sunnyvale
823 San Jose
825 Morgan Hill
826 San Jose South
827 Los Gatos
828-829 San Jose
830 Sunnyvale
832 San Jose
833 San Jose South
834 San Jose East
838-839 San Jose
840 Gilroy
842-843 Gilroy
844-845 San Jose West
846-848 Gilroy
849-850 San Jose West
851 San Jose
853-854 San Jose East
855 Santa Clara
856-859 San Jose
860-865 San Jose West
866 Campbell
867-868 Saratoga
869-870 San Jose West
871 Campbell
872 Saratoga
873 San Jose West
874 Campbell
875-876 San Jose East
877 Saratoga
878 San Jose West
879 Campbell
880 San Jose South
881-882 San Jose West
885 San Jose West
887 San Jose (Nextel)
888-889 San Jose East
890-892 San Jose (Verizon)
893 San Jose West (Nextel)
894-895 San Jose East
896 San Jose West (Nextel)
897 San Antonio
902 Santa Clara
903 San Jose South
906 Saratoga
907 San Jose East
909 San Martin
914 San Jose East
916 San Jose West
917 Saratoga
918-921 San Jose West
922-923 San Jose East
924-925 San Jose West
926 San Jose East
927 San Jose South
928-929 San Jose East
930-931 San Jose East
932 San Jose West
933-937 San Jose East
938-939 San Jose West
940 Sunnyvale
941-946 San Jose East
947 San Jose West
948-949 San Jose
951 San Jose West
952-957 San Jose East
960 San Jose South
961 San Jose West
962 Sunnyvale
963 Campbell
964-965 San Jose East
967 & 969 San Jose West
970-971 San Jose West/Santa Clara
972 San Jose South
973-977 San Jose West
978-979 San Jose South
980 San Jose West
981 San Jose
982-989 San Jose West
990-992 Sunnyvale
993-996 San Jose West
997 San Jose South
998-999 San Jose West
5/3/02 KMO
Please send me updates!..help is always appreciated