198.251.0.0 - 198.251.7.0 Washington Water Power (NETBLK-TBLK-WWPNET25) 198.251.8.0 - 198.251.14.0 Louisville Water Company (NETBLK-TBLK-LWCNET) 198.251.16.0 - 198.251.30.0 Northwest Community Hospital (NETBLK-TBLK-NWCHDATCOM) 198.251.32.0 - 198.251.39.0 First USA Bank (NETBLK-TBLK-FUSANET)