Thai + IPT 

บ (Bo Baimai) = b in “bat.”

จ (Cho Chang) = ch in “chat.”

ฉ (Cho Chan) = ch in “cheese.”

ช (Cho Ching) = ch in “chop.”

ด (Do Dek) = d in “dog.”

ฝ (Fo Fa) = f in “fish.”

ฟ (Fo Fan) = f in “fun.”

ห (Ho Nokhuk) = h in “hat.”

ฮ (Ho Nokhuk) = h in “hot.”

ก (Ko Kai) = k in “king.”

ค (Kho Ra-khang) = k in “skirt.”

ข (Kho Khuat) = kh in “knight.”

ฆ (Kho Ling) = kh in “khaki.”

ล (Lo Ling) = l in “lamp.”

ม (Mo Ma) = m in “man.”

ณ (No nen) = n in “nose.”

น (No Nu) = n in “no.”

ง (Ngo Ngu) = ng in “sing.”

ป (Po Pla) = p in “pen.”

พ (Pho Phan) = p in “pot.”

ผ (Pho Pheng) = ph in “phone.”

ภ (Pho Samphao) = ph in “phase.”

ร (Ro Ruea) = r in “red.”

ซ (So So) = s in “so.”

ศ (So Sala) = s in “snake.”

ส (So Sua) = s in “sun.”

ต (To Tao) = t in “tiger.”

ท (Tho Thahan) = t in “top.”

ถ (Tho Thung) = th in “think.”

ฐ (Tho Than) = th in “thorn.”

ธ (Tho Phueng) = th in “math.”

ว (Wo Waen) = w in “water.”

ย (Yo Yak) = y in “yes.”

ญ (Yo Yak) = y in “yes.”

อ (O Ang) = a glottal stop.

็ (Sara E) = a short vowel sound and is often combined with a consonant.

ฺ์ (Sara Ei) = a vowel combination used in Sanskrit and Pali loanwords.

ํ (Mai Ek) = a silent vowel marker used when a syllable has no audible vowel sound.

ฃ (Kho Khon) = An obsolete character no longer used in modern Thai.

ฅ (Kho Rua) = An obsolete character no longer used in modern Thai.

ฌ (Cho Choe) = An obsolete character no longer used in modern Thai.

ฎ (Do Chada) =  An obsolete character no longer used in modern Thai.

ฏ (To Patak) = An obsolete character no longer used in modern Thai.

ฑ (Tho Nangmontho) =  An obsolete character no longer used in modern Thai.

ฒ (Tho Phuthao) =  An obsolete character no longer used in modern Thai.

ษ (So Rua) =  An obsolete character no longer used in modern Thai.

ฬ (Lo Chula) =  An obsolete character no longer used in modern Thai.