| Block Size | Setup Fee | Monthly Recurring Cost per Number | |------------|-----------|-----------------------------------| | 5 numbers | $0 (promo) | $4.99 - $7.99 | | 20 numbers | $0 - $25 | $3.99 - $6.99 | | 100 numbers | $50 | $2.99 - $4.99 |
Comcast Business does not natively support wildcard blocking on standard voice products. However, on Session Border Controllers (SBCs) or SIP trunking with a compatible PBX , the customer can configure digit-based pattern matching (e.g., 8005551XXX ). comcast business block number
General Business & Telecommunications Research Date: April 14, 2026 | Block Size | Setup Fee | Monthly