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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
847-391-3000-3999
Service Provider A
847-391-1000-1999
847-391-4000-4999
847-391-5000-5999
847-391-6000-6999
847-391-9000-9999
Service Provider D has a request by a customer for a specific number range. If SP D did not have the range, they could place a request to the “Pool” administrator. If a block with that range was available it could be assigned
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