PPT Slide
Switch
Switch
Switch
Switch
847-391-0000-0999
Service Provider D
Service Provider C
Service Provider B
Rate Center 1
Number Pool
847-391-8000-8999
847-391-2000-2999
847-391-7000-7999
Service Provider A
847-391-1000-1999
847-391-4000-4999
847-391-5000-5999
847-391-6000-6999
847-391-9000-9999
847-391-3000-3999
If the original code holder (SP A) requests an additional block, one of their donated blocks (if available) would be re-assigned to them. If not available, a block donated by one of the other Service Providers would be assigned.
Previous slide
Next slide
Back to first slide
View graphic version