The Four Week Psalter of the Liturgy of the Hours

SUN MON TUE WED THU FRI SAT
I OR 1 2 3 6 9 10 12 18:1-30 18:31-51 35 105 (131, 132)
MP 63 149 5 29 24 33 36 47 57 48 51 100 119:145-152 117
DP 118 19 7 119:1-8 13 14 119:9-16 17 119:17-24 25 119:25-32 26 28 119:33-40 34
EP 110 114 11 15 20 21 27 30 32 41 46 (SUN) 119:105-112 16
II OR 104 31 37 39 52 44 38 106 (136)
MP 118 150 42 19 43 65 77 97 80 81 51 147 92 8
DP 23 76 119:41-48 40 119:49-56 53 54 119:57-64 55 119:65-72 56 57 119:73-80 59 60 119:81-88 61 64
EP 110 115 45 49 62 67 72 116:1-9 121 (SUN) 113 116:10-19
III OR 145 50 68 89:1-38 89:39-53 90 69 107
MP 93 148 84 96 85 67 86 98 87 99 51 100 119:145-152 117
DP 118 119:89-96 71 119:97-104 74 119:105-112 70 75 119:113-120 79 80 22 119:121-128 34
EP 110 111 123 124 125 131 126 127 132 135 (SUN) 122 130
IV OR 24 66 73 102 103 44 78:1-39 (55) 78:40-72 (50)
MP 118 150 90 135:1-12 101 144:1-10 108 146 143 147:1-11 51 147:12-20 92 8
DP 23 76 119:129-136 82 120 119:137-144 88 119:145-152 94 119:153-160 128 129 119:161-168 133 140 119:169-176 45
EP 110 112 136 137 138 139 144 145 (SUN) 141 142
NP 91 86 143 31:1-6 130 16 88 (SUN) 4 134
Not included: 58, 83, 109 & 95 (Invitatory Psalm)

Night Prayer Psalms are the same every week.
Green numbers indicate Psalms which are used more than once during the four week cycle.
The numbers in parentheses indicate readings which alternate with the main reading depending the season.