A Cablevision tech support rep told us that if your Cablevision tech arrives past the service window, you're entitled to a $20 credit (this press release supports it). And if you're in the Bronx or Brooklyn, you can get a free month of cable TV if the tech shows up late (this is applied on a case-by-case basis but it is possible. Should the tech pull a noshow, call customer service and speak to a supervisor, who may offer you credits (usually $40-$50) or a free month depending on your customer history. Inside, Which customer service number to call, based on the first four digits of your account number:

078 02
Bergen 201-262-8600

078 04 44 62
Bayonne / Newark / Elizabeth 973-622-6150

078 64 65 66 67
Monmouth / Freehold / Millstone / Wall-Asbury / Seaside
732-367-2582
732-780-4868
732-681-4100
732-830-1103

078 01 18 48 58
Nassau/Western Long Island
516-364-8400

078 16 39 40 68
Suffolk/Eastern Long Island
631-267-6900
631-727-6300

078 74
Hamilton
732-356-1300
609-586-2288

078 70 72 77
Oakland / Paterson / Warwick
201-337-1112
201-651-4000

078 73 75 76
Roskland / Raritan Valley / Morris
201-236-9712
845-624-8200
845-351-2916

078 03 17 19 69 82 83
Westchester / CWN
914-378-8900

078 36 37
Brooklyn / Bronx
718-617-3500

078 06
Bridgeport
203-336-2225

078 08
Norwalk
203-348-9211
203-847-6666

078 81
Litchfield
860-567-3103