Telecommunication providers don't have to advertise/state that unencrypted HD stations exist. And since it is not in their interest they don't. There is no official list and unencrypted stations might be added or removed anytime. Only local stations have to be made available by law. So here a preliminary incomplete channel listing for TW Cable including unencrypted QAM stations available in HD for the Hermosa Beach area.
Channel, Station, HD/SD, Notes
2,CBS,SD
2-1,CBS,HD
3,ESPN,SD
4,NBC,SD
4-1,NBC,HD
5,KTLA,SD
5-1,KTLA,HD
6,KCET,SD
7,ABC,SD
7-1,ABC,HD
9,KCAL,SD
9-1,KCAL,HD
11,FOX11,SD
11-1,FOX11,HD
12,CNN,SD
13,MY13,SD
13-1,MY13,HD
14,QVC,SD
15,SPIKE,SD
16,FOX INFOTAINMENT,SD
17,TNT,SD
18,?,SD,FOREIGN
19,KDOC,SD
20,MTV TRES,SD,SPANISH
21,CSPAN,SD
22,?,SD,SPANISH
23,MTV,SD
24,FX,SD
25,E,SD
26,USA,SD
27,LIFETIME,SD
28,AE,SD
28-1,KCET,HD
29,BRAVO,SD
30,INFOMERCIAL,SD
31,KVMD,SD
32,?SPORT,SD
33,?SPORT,SD
34,?,SD,SPANISH
35-161,NICK,SD
35-165,QVC,SD
35-172,WGN,SD
36,ESPN2,SD
37,HIST,SD
38,?,SD
39,?,SD
40,CHRIST,SD
41,DISNEY,SD
42,TVLAND,SD
43,TLC,SD
44,KXLA,SD
46,?,SD,SPANISH
47,KHIZ,SD
48,NICK,SD
50,KOCE,SD
50-1,KOCE,HD
51,TBS,SD
52,TELEM,SD,SPANISH
53,INFOMERCIAL,SD
55,?,SD,SPANISH
56,DISCOVERY,SD
57,?,SD
58,KLSC,SD
59,CARTOON,SD
60,?,SD,SPANISH
61,TVGUIDE,SD
62,?,SD,SPANISH
63,STYLE,SD
64,NATGEO,SD
65,COMEDY,SD
66,MSNBC,SD
67,ABC FAM,SD
68,HLN,SD
70,WHEATER,SD
71,AMC,SD
73,VH1,SD
74,BET,SD
75,TRUTV,SD
76,OXIGEN,SD
77,?,
78,GOLF,SD
79-1,ABC7,SD
79-2,?.SD,SPANISH
79-3,PBS?,SD
79-4,MY13,SD
79-5,INFOMERCIAL,SD
76-6,FOX11,SD
79-7,?,SD,SPANISH
79-8,?,SD,SPANISH
79-9,KTLA,SD
79-10,?,SD,SPANISH
79-11,?,SD,SPANISH
79-12,KXLA,SD
79-13,?,SD,SPANISH
80-16,CBS,SD
80-17,INFOMERCIAL,SD
80-18,NBC,SD
80-19,INFOMERCIAL,SD
80-20,CHRIST,SD
80-21,INFOMERCIAL,SD
80-22,KLCS,SD
80-23,INFOMERCIAL,SD
80-24,TELEM,SD,SPANISH
80-25,KOCE,SD
80-391,KHIZ,SD
80-393,?,SD,SPANISH
89-577,VERSUS,HD
93-481,FX,SD
93-482,VERSUS,SD
93-485,DISNEY XD,SD
93-492,STYLE,SD
93-493,AE,SD
94-501,SCRAMBLED
94-511,ANIMAL PLANET,SD
94-512,ESPN,SD
96-6,NO SIGNAL
96-9,MUSIC CHOICE,
96-10,MUSIC CHOICE,
96-13,NO SIGNAL
96-14,MUSIC CHOICE,
96-15,MUSIC CHOICE,
96-21,NO SIGNAL
96-22,NO SIGNAL
96-28,NO SIGNAL
96-29,MUSIC CHOICE,
96-55,RADIO
96-56,RADIO
96-57,RADIO
96-58,RADIO
96-59,RADIO
96-382,RT,SD
98,FOOD,SD
101-224,CSPAN2,SD
103-323,GOLF,SD
103-325,ABC7,SD
103-329,?,SD,ASIAN?
103-330,NO SIGNAL
103-331,NO SIGNAL
104-341,NBC,SD
104-344,CSPAN,SD
104-345,NBC LA WHEATER INFO?,SD
105-423,NO SIGNAL
105-430,ESPN2,SD
105-432,?,SD
105-433,HGTV,SD
106-448,NO SIGNAL
106-450,DISNEY,SD
107-470,NGEO,SD
107-474,FOOD,SD
111-22,?,SD
118-16,GEMTV,SD
118-233,LOCAL HB,SD
118-234, NO SIGNAL
118-235,LOCAL MB,SD
118-236, NO SIGNAL
118-237, NO SIGNAL
118-238,LOCAL RD,SD
118-243,TVGUIDE,SD
118-244,WHEATER,SD
122-522,JEWELRY,SD
122-523,JLTV,SD
122-525,?,SD,ASIAN
122-526, SCRAMBLED
122-530, SCRAMBLED
122-532, SCRAMBLED
122-533, SCRAMBLED
125-591,DISCOVERY,HD
128-264,COMEDY,SD
129-621,LIVE WELL,HD
129-622,ION TV,HD
129-623,TELEM,HD,SPANISH
132-201,TVLAND,SD
132-208,DISNEY XD,SD
132-211,HSN,SD
133-183,CNN,SD
133-185,?,SD
134-6,?
134-7,?
134-9,MUSIC CHOICE
134-13,MUSIC CHOICE
134-14,MUSIC CHOICE
134-15,MUSIC CHOICE
134-28,MUSIC CHOICE
134-29,MUSIC CHOICE
134-382,RT,SD
135-701,KVMD,SD
135-702,MTV TRES,SD,SPANISH
135-704,VME,SD,SPANISH
135-708,DAYSTAR,SD,SPANISH
135-709,LA CHANNEL,SD
135-710,KCET ORANGE,SD,
135-711,PBS?,SD
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